206 lines
8.3 KiB
Bash
206 lines
8.3 KiB
Bash
#!/usr/bin/env bash
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export LC_ALL=C
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set -e -o pipefail
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# Check that environment variables assumed to be set by the environment are set
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echo "Building for platform triple ${HOST:?not set} with reference timestamp ${SOURCE_DATE_EPOCH:?not set}..."
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echo "At most ${MAX_JOBS:?not set} jobs will run at once..."
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#####################
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# Environment Setup #
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#####################
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# The depends folder also serves as a base-prefix for depends packages for
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# $HOSTs after successfully building.
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BASEPREFIX="${PWD}/depends"
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# Setup an output directory for our build
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OUTDIR="${OUTDIR:-${PWD}/output}"
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[ -e "$OUTDIR" ] || mkdir -p "$OUTDIR"
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# Setup the directory where our Bitcoin Core build for HOST will occur
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DISTSRC="${DISTSRC:-${PWD}/distsrc-${HOST}}"
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if [ -e "$DISTSRC" ]; then
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echo "DISTSRC directory '${DISTSRC}' exists, probably because of previous builds... Aborting..."
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exit 1
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else
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mkdir -p "$DISTSRC"
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fi
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# Given a package name and an output name, return the path of that output in our
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# current guix environment
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store_path() {
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grep --extended-regexp "/[^-]{32}-${1}-cross-${HOST}-[^-]+${2:+-${2}}" "${GUIX_ENVIRONMENT}/manifest" \
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| head --lines=1 \
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| sed --expression='s|^[[:space:]]*"||' \
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--expression='s|"[[:space:]]*$||'
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}
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# Determine output paths to use in CROSS_* environment variables
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CROSS_GLIBC="$(store_path glibc)"
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CROSS_GLIBC_STATIC="$(store_path glibc static)"
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CROSS_KERNEL="$(store_path linux-libre-headers)"
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CROSS_GCC="$(store_path gcc)"
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# Set environment variables to point Guix's cross-toolchain to the right
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# includes/libs for $HOST
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export CROSS_C_INCLUDE_PATH="${CROSS_GCC}/include:${CROSS_GLIBC}/include:${CROSS_KERNEL}/include"
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export CROSS_CPLUS_INCLUDE_PATH="${CROSS_GCC}/include/c++:${CROSS_GLIBC}/include:${CROSS_KERNEL}/include"
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export CROSS_LIBRARY_PATH="${CROSS_GLIBC}/lib:${CROSS_GLIBC_STATIC}/lib:${CROSS_GCC}/lib:${CROSS_GCC}/${HOST}/lib:${CROSS_KERNEL}/lib"
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# Disable Guix ld auto-rpath behavior
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export GUIX_LD_WRAPPER_DISABLE_RPATH=yes
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# Make /usr/bin if it doesn't exist
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[ -e /usr/bin ] || mkdir -p /usr/bin
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# Symlink file and env to a conventional path
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[ -e /usr/bin/file ] || ln -s --no-dereference "$(command -v file)" /usr/bin/file
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[ -e /usr/bin/env ] || ln -s --no-dereference "$(command -v env)" /usr/bin/env
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# Determine the correct value for -Wl,--dynamic-linker for the current $HOST
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glibc_dynamic_linker=$(
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case "$HOST" in
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i686-linux-gnu) echo /lib/ld-linux.so.2 ;;
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x86_64-linux-gnu) echo /lib64/ld-linux-x86-64.so.2 ;;
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arm-linux-gnueabihf) echo /lib/ld-linux-armhf.so.3 ;;
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aarch64-linux-gnu) echo /lib/ld-linux-aarch64.so.1 ;;
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riscv64-linux-gnu) echo /lib/ld-linux-riscv64-lp64d.so.1 ;;
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*) exit 1 ;;
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esac
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)
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# Environment variables for determinism
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export QT_RCC_TEST=1
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export QT_RCC_SOURCE_DATE_OVERRIDE=1
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export TAR_OPTIONS="--owner=0 --group=0 --numeric-owner --mtime='@${SOURCE_DATE_EPOCH}' --sort=name"
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export TZ="UTC"
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####################
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# Depends Building #
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####################
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# Build the depends tree, overriding variables that assume multilib gcc
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make -C depends --jobs="$MAX_JOBS" HOST="$HOST" \
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${V:+V=1} \
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${SOURCES_PATH+SOURCES_PATH="$SOURCES_PATH"} \
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i686_linux_CC=i686-linux-gnu-gcc \
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i686_linux_CXX=i686-linux-gnu-g++ \
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i686_linux_AR=i686-linux-gnu-ar \
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i686_linux_RANLIB=i686-linux-gnu-ranlib \
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i686_linux_NM=i686-linux-gnu-nm \
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i686_linux_STRIP=i686-linux-gnu-strip \
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x86_64_linux_CC=x86_64-linux-gnu-gcc \
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x86_64_linux_CXX=x86_64-linux-gnu-g++ \
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x86_64_linux_AR=x86_64-linux-gnu-ar \
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x86_64_linux_RANLIB=x86_64-linux-gnu-ranlib \
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x86_64_linux_NM=x86_64-linux-gnu-nm \
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x86_64_linux_STRIP=x86_64-linux-gnu-strip \
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qt_config_opts_i686_linux='-platform linux-g++ -xplatform bitcoin-linux-g++'
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###########################
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# Source Tarball Building #
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###########################
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# Create the source tarball and move it to "${OUTDIR}/src" if not already there
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if [ -z "$(find "${OUTDIR}/src" -name 'bitcoin-*.tar.gz')" ]; then
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./autogen.sh
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env CONFIG_SITE="${BASEPREFIX}/${HOST}/share/config.site" ./configure --prefix=/
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make dist GZIP_ENV='-9n' ${V:+V=1}
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mkdir -p "${OUTDIR}/src"
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mv "$(find "${PWD}" -name 'bitcoin-*.tar.gz')" "${OUTDIR}/src/"
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fi
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# Determine the full path to our source tarball
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SOURCEDIST="$(find "${OUTDIR}/src" -name 'bitcoin-*.tar.gz')"
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# Determine our distribution name (e.g. bitcoin-0.18.0)
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DISTNAME="$(basename "$SOURCEDIST" '.tar.gz')"
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###########################
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# Binary Tarball Building #
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###########################
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# Create a spec file to normalize ssp linking behaviour
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spec_file="$(mktemp)"
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cat << EOF > "$spec_file"
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*link_ssp:
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%{fstack-protector|fstack-protector-all|fstack-protector-strong|fstack-protector-explicit:}
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EOF
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# Similar flags to Gitian
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CONFIGFLAGS="--enable-glibc-back-compat --enable-reduce-exports --disable-bench --disable-gui-tests"
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HOST_CFLAGS="-O2 -g -specs=${spec_file} -ffile-prefix-map=${PWD}=."
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HOST_CXXFLAGS="-O2 -g -specs=${spec_file} -ffile-prefix-map=${PWD}=."
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HOST_LDFLAGS="-Wl,--as-needed -Wl,--dynamic-linker=$glibc_dynamic_linker -static-libstdc++"
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# Make $HOST-specific native binaries from depends available in $PATH
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export PATH="${BASEPREFIX}/${HOST}/native/bin:${PATH}"
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(
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cd "$DISTSRC"
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# Extract the source tarball
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tar --strip-components=1 -xf "${SOURCEDIST}"
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# Configure this DISTSRC for $HOST
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# shellcheck disable=SC2086
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env CONFIG_SITE="${BASEPREFIX}/${HOST}/share/config.site" \
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./configure --prefix=/ \
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--disable-ccache \
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--disable-maintainer-mode \
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--disable-dependency-tracking \
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${CONFIGFLAGS} \
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CFLAGS="${HOST_CFLAGS}" \
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CXXFLAGS="${HOST_CXXFLAGS}" \
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LDFLAGS="${HOST_LDFLAGS}"
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sed -i.old 's/-lstdc++ //g' config.status libtool src/univalue/config.status src/univalue/libtool
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# Build Bitcoin Core
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make --jobs="$MAX_JOBS" ${V:+V=1}
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# Perform basic ELF security checks on a series of executables.
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make -C src --jobs=1 check-security ${V:+V=1}
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# Check that executables only contain allowed gcc, glibc and libstdc++
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# version symbols for Linux distro back-compatibility.
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make -C src --jobs=1 check-symbols ${V:+V=1}
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# Setup the directory where our Bitcoin Core build for HOST will be
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# installed. This directory will also later serve as the input for our
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# binary tarballs.
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INSTALLPATH="${PWD}/installed/${DISTNAME}"
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mkdir -p "${INSTALLPATH}"
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# Install built Bitcoin Core to $INSTALLPATH
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make install DESTDIR="${INSTALLPATH}" ${V:+V=1}
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(
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cd installed
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# Prune libtool and object archives
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find . -name "lib*.la" -delete
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find . -name "lib*.a" -delete
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# Prune pkg-config files
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rm -r "${DISTNAME}/lib/pkgconfig"
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# Split binaries and libraries from their debug symbols
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{
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find "${DISTNAME}/bin" -type f -executable -print0
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find "${DISTNAME}/lib" -type f -print0
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} | xargs -0 -n1 -P"$MAX_JOBS" -I{} "${DISTSRC}/contrib/devtools/split-debug.sh" {} {} {}.dbg
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cp "${DISTSRC}/doc/README.md" "${DISTNAME}/"
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# Finally, deterministically produce {non-,}debug binary tarballs ready
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# for release
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find "${DISTNAME}" -not -name "*.dbg" -print0 \
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| sort --zero-terminated \
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| tar --create --no-recursion --mode='u+rw,go+r-w,a+X' --null --files-from=- \
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| gzip -9n > "${OUTDIR}/${DISTNAME}-${HOST}.tar.gz" \
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|| ( rm -f "${OUTDIR}/${DISTNAME}-${HOST}.tar.gz" && exit 1 )
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find "${DISTNAME}" -name "*.dbg" -print0 \
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| sort --zero-terminated \
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| tar --create --no-recursion --mode='u+rw,go+r-w,a+X' --null --files-from=- \
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| gzip -9n > "${OUTDIR}/${DISTNAME}-${HOST}-debug.tar.gz" \
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|| ( rm -f "${OUTDIR}/${DISTNAME}-${HOST}-debug.tar.gz" && exit 1 )
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)
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)
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